Home / 38,177.22-52,690.88-21,186.92

Finding the Fourth Proportional to 38,177.22, 52,690.88 and 21,186.92

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Solution

The fourth proportional to 38,177.22, 52,690.88 and 21,186.92 is: 29,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177.22 : 52,690.88 = 21,186.92 : x
  2. Step 2: Convert to fraction form
    38,177.22/52,690.88 = 21,186.92/x
  3. Step 3: Cross multiply
    38,177.22x = 52,690.88 × 21,186.92
  4. Step 4: Simplify right side
    38,177.22x = 1,116,357,347.60
  5. Step 5: Solve for x
    x = 1,116,357,347.60/38,177.22
  6. Step 6: Final answer
    x = 29,241.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.